221636800

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 252

約数和(自身を含む): 694770264

約数和(自身を除く): 473133464

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 49, 50, 55, 56, 64, 70, 77, 80, 88, 98, 100, 110, 112, 140, 154, 160, 175, 176, 196, 200, 220, 224, 245, 257, 275, 280, 308, 320, 350, 352, 385, 392, 400, 440, 448, 490, 514, 539, 550, 560, 616, 700, 704, 770, 784, 800, 880, 980, 1028, 1078, 1100, 1120, 1225, 1232, 1285, 1400, 1540, 1568, 1600, 1760, 1799, 1925, 1960, 2056, 2156, 2200, 2240, 2450, 2464, 2570, 2695, 2800, 2827, 3080, 3136, 3520, 3598, 3850, 3920, 4112, 4312, 4400, 4900, 4928, 5140, 5390, 5600, 5654, 6160, 6425, 7196, 7700, 7840, 8224, 8624, 8800, 8995, 9800, 10280, 10780, 11200, 11308, 12320, 12593, 12850, 13475, 14135, 14392, 15400, 15680, 16448, 17248, 17600, 17990, 19600, 19789, 20560, 21560, 22616, 24640, 25186, 25700, 26950, 28270, 28784, 30800, 34496, 35980, 39200, 39578, 41120, 43120, 44975, 45232, 50372, 51400, 53900, 56540, 57568, 61600, 62965, 70675, 71960, 78400, 79156, 82240, 86240, 89950, 90464, 98945, 100744, 102800, 107800, 113080, 115136, 123200, 125930, 138523, 141350, 143920, 158312, 172480, 179900, 180928, 197890, 201488, 205600, 215600, 226160, 251860, 277046, 282700, 287840, 314825, 316624, 359800, 395780, 402976, 411200, 431200, 452320, 494725, 503720, 554092, 565400, 575680, 629650, 633248, 692615, 719600, 791560, 805952, 862400, 904640, 989450, 1007440, 1108184, 1130800, 1259300, 1266496, 1385230, 1439200, 1583120, 1978900, 2014880, 2216368, 2261600, 2518600, 2770460, 2878400, 3166240, 3463075, 3957800, 4029760, 4432736, 4523200, 5037200, 5540920, 6332480, 6926150, 7915600, 8865472, 10074400, 11081840, 13852300, 15831200, 20148800, 22163680, 27704600, 31662400, 44327360, 55409200, 110818400, 221636800]

約数ペア:

[(1, 221636800), (2, 110818400), (4, 55409200), (5, 44327360), (7, 31662400), (8, 27704600), (10, 22163680), (11, 20148800), (14, 15831200), (16, 13852300), (20, 11081840), (22, 10074400), (25, 8865472), (28, 7915600), (32, 6926150), (35, 6332480), (40, 5540920), (44, 5037200), (49, 4523200), (50, 4432736), (55, 4029760), (56, 3957800), (64, 3463075), (70, 3166240), (77, 2878400), (80, 2770460), (88, 2518600), (98, 2261600), (100, 2216368), (110, 2014880), (112, 1978900), (140, 1583120), (154, 1439200), (160, 1385230), (175, 1266496), (176, 1259300), (196, 1130800), (200, 1108184), (220, 1007440), (224, 989450), (245, 904640), (257, 862400), (275, 805952), (280, 791560), (308, 719600), (320, 692615), (350, 633248), (352, 629650), (385, 575680), (392, 565400), (400, 554092), (440, 503720), (448, 494725), (490, 452320), (514, 431200), (539, 411200), (550, 402976), (560, 395780), (616, 359800), (700, 316624), (704, 314825), (770, 287840), (784, 282700), (800, 277046), (880, 251860), (980, 226160), (1028, 215600), (1078, 205600), (1100, 201488), (1120, 197890), (1225, 180928), (1232, 179900), (1285, 172480), (1400, 158312), (1540, 143920), (1568, 141350), (1600, 138523), (1760, 125930), (1799, 123200), (1925, 115136), (1960, 113080), (2056, 107800), (2156, 102800), (2200, 100744), (2240, 98945), (2450, 90464), (2464, 89950), (2570, 86240), (2695, 82240), (2800, 79156), (2827, 78400), (3080, 71960), (3136, 70675), (3520, 62965), (3598, 61600), (3850, 57568), (3920, 56540), (4112, 53900), (4312, 51400), (4400, 50372), (4900, 45232), (4928, 44975), (5140, 43120), (5390, 41120), (5600, 39578), (5654, 39200), (6160, 35980), (6425, 34496), (7196, 30800), (7700, 28784), (7840, 28270), (8224, 26950), (8624, 25700), (8800, 25186), (8995, 24640), (9800, 22616), (10280, 21560), (10780, 20560), (11200, 19789), (11308, 19600), (12320, 17990), (12593, 17600), (12850, 17248), (13475, 16448), (14135, 15680), (14392, 15400)]